/*
 * Copyright (c) 2004-2022, University of Oslo
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 * Neither the name of the HISP project nor the names of its contributors may
 * be used to endorse or promote products derived from this software without
 * specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package org.hisp.dhis.tracker.validation.hooks;

import static org.hisp.dhis.tracker.validation.hooks.ValidationUtils.addIssuesToReporter;

import java.util.List;
import java.util.stream.Collectors;

import org.hisp.dhis.tracker.domain.Enrollment;
import org.hisp.dhis.tracker.programrule.ProgramRuleIssue;
import org.hisp.dhis.tracker.programrule.RuleActionImplementer;
import org.hisp.dhis.tracker.report.ValidationErrorReporter;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

import com.google.common.collect.Lists;

/**
 * @author Enrico Colasante
 */
@Component
public class EnrollmentRuleValidationHook
    extends AbstractTrackerDtoValidationHook
{
    private List<RuleActionImplementer> validators;

    @Autowired( required = false )
    public void setValidators( List<RuleActionImplementer> validators )
    {
        this.validators = validators;
    }

    @Override
    public void validateEnrollment( ValidationErrorReporter reporter, Enrollment enrollment )
    {
        List<ProgramRuleIssue> programRuleIssues = validators
            .stream()
            .flatMap( v -> v.validateEnrollments( reporter.getBundle() )
                .getOrDefault( enrollment.getEnrollment(), Lists.newArrayList() ).stream() )
            .collect( Collectors.toList() );

        addIssuesToReporter( reporter, enrollment, programRuleIssues );
    }
}